Level 5 · word 9,580 of 20,000

hotline

/ˈhɑːtˌlaɪn/ American
  • n. 热线电话
Definition
  • n. a special telephone line for direct communication or urgent advice
Example
She called the hotline late at night for urgent advice.
她深夜打电话给热线寻求紧急建议。